Pith Number

pith:I7Q6JAA3

pith:2026:I7Q6JAA3FU243AGFJFC4ZWFN5K

not attested not anchored not stored refs pending

Spectral bandits for smooth graph functions with applications in recommender systems

Branislav Kveton, Michal Valko, R\'emi Munos, Shipra Agrawal, Tom\'a\v{s} Koc\'ak

arxiv:2605.20552 v1 · 2026-05-19 · stat.ML · cs.LG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{I7Q6JAA3FU243AGFJFC4ZWFN5K}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-21T01:04:42.239818Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

47e1e4801b2d35cd80c54945ccd8adeabff374bcc903f8b799c8d8d7a6ac87c2

Aliases

arxiv: 2605.20552 · arxiv_version: 2605.20552v1 · doi: 10.48550/arxiv.2605.20552 · pith_short_12: I7Q6JAA3FU24 · pith_short_16: I7Q6JAA3FU243AGF · pith_short_8: I7Q6JAA3

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/I7Q6JAA3FU243AGFJFC4ZWFN5K \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 47e1e4801b2d35cd80c54945ccd8adeabff374bcc903f8b799c8d8d7a6ac87c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d0d9818b2036267a3bee97fffc6e5bdbb83efad4ba90d932ae114430b1a36e14",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2026-05-19T23:07:21Z",
    "title_canon_sha256": "1360ea18b1c10479e5cb5979b197019507175f217dcde8e1763f0b95dcc3d0c7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.20552",
    "kind": "arxiv",
    "version": 1
  }
}